{"product_id":"grand-seiko-9587-8000-ultra-flat-quartz-november-1989-originalband-frisch-revidiert","title":"Grand Seiko 9587-8000 – Ultra Flat Quartz (November 1979, Original band, freshly serviced)","description":"\u003cp data-start=\"217\" data-end=\"426\"\u003eThis elegant \u003cstrong data-start=\"232\" data-end=\"257\"\u003eGrand Seiko 9587-8000\u003c\/strong\u003e is one of the brand's early high-end quartz models and exemplifies Seiko's technological and design aspirations in the late 1970s.\u003c\/p\u003e\n\u003cp data-start=\"428\" data-end=\"633\"\u003eWith a case height of just \u003cstrong data-start=\"454\" data-end=\"462\"\u003e7 mm\u003c\/strong\u003e, it is exceptionally flat and perfectly embodies the philosophy of the Grand Seiko quartz line of that era: maximum precision in an extremely slim, wearable format.\u003c\/p\u003e\n\u003ch2 data-section-id=\"zbiaou\" data-start=\"640\" data-end=\"663\"\u003eManufacturing Period\u003c\/h2\u003e\n\u003cp data-start=\"665\" data-end=\"697\"\u003eSerial number starts with: \u003cstrong data-start=\"691\" data-end=\"697\"\u003e9Nxxxxx\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"699\" data-end=\"732\"\u003e\n\n\u003cli data-section-id=\"1qxbhag\" data-start=\"699\" data-end=\"713\"\u003e\"9\" = 1979\u003c\/li\u003e\n\n\u003cli data-section-id=\"3s0syb\" data-start=\"714\" data-end=\"732\"\u003e\"N\" = November\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp data-start=\"734\" data-end=\"766\"\u003e➡️ \u003cstrong data-start=\"737\" data-end=\"766\"\u003eProduction: November 1979\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 data-section-id=\"1mkjv1f\" data-start=\"773\" data-end=\"798\"\u003eHistorical Classification\u003c\/h2\u003e\n\u003cp data-start=\"800\" data-end=\"917\"\u003eThe reference \u003cstrong data-start=\"813\" data-end=\"826\"\u003e9587-8000\u003c\/strong\u003e belongs to the first generation of high-quality Grand Seiko quartz movements after the quartz revolution.\u003c\/p\u003e\n\u003cp data-start=\"919\" data-end=\"954\"\u003eKey features of this era:\u003c\/p\u003e\n\u003cul data-start=\"956\" data-end=\"1129\"\u003e\n\n\u003cli data-section-id=\"3e5ds9\" data-start=\"956\" data-end=\"1016\"\u003eDevelopment of high-precision quartz calibers as a new benchmark\u003c\/li\u003e\n\n\u003cli data-section-id=\"18ryeja\" data-start=\"1017\" data-end=\"1063\"\u003eFocus on slim design (\"Ultra Thin\")\u003c\/li\u003e\n\n\u003cli data-section-id=\"sknqx0\" data-start=\"1064\" data-end=\"1129\"\u003eApplication of Grand Seiko design principles to quartz models\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp data-start=\"1131\" data-end=\"1262\"\u003eThe 95xx calibers represent a phase where Seiko was technologically world-leading and positioned quartz as a premium segment.\u003c\/p\u003e\n\u003ch2 data-section-id=\"wrxkpj\" data-start=\"1269\" data-end=\"1278\"\u003eDesign\u003c\/h2\u003e\n\u003cul data-start=\"1280\" data-end=\"1488\"\u003e\n\n\u003cli data-section-id=\"1ulretp\" data-start=\"1280\" data-end=\"1319\"\u003eSilver-colored sunburst dial\u003c\/li\u003e\n\n\u003cli data-section-id=\"10qiail\" data-start=\"1320\" data-end=\"1356\"\u003eApplied, faceted indices\u003c\/li\u003e\n\n\u003cli data-section-id=\"g1gx2q\" data-start=\"1357\" data-end=\"1387\"\u003ePrecisely crafted hands\u003c\/li\u003e\n\n\u003cli data-section-id=\"st70kb\" data-start=\"1388\" data-end=\"1415\"\u003eDate display at 3 o'clock\u003c\/li\u003e\n\n\u003cli data-section-id=\"1stomnl\" data-start=\"1416\" data-end=\"1488\"\u003eIntegrated case\/bracelet design typical of the late 1970s\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp data-start=\"1490\" data-end=\"1592\"\u003eThe extreme flatness gives the watch a very elegant, almost \"leaf-like\" presence on the wrist.\u003c\/p\u003e\n\u003ch2 data-section-id=\"1tpcj0f\" data-start=\"1599\" data-end=\"1618\"\u003eTechnical Data\u003c\/h2\u003e\n\u003cp data-start=\"1620\" data-end=\"1677\"\u003eBrand: Seiko\u003cbr data-start=\"1632\" data-end=\"1635\"\u003eLine: Grand Seiko\u003cbr data-start=\"1653\" data-end=\"1656\"\u003eReference: 9587-8000\u003c\/p\u003e\n\u003cp data-start=\"1679\" data-end=\"1713\"\u003eProduction Date: November 1979\u003c\/p\u003e\n\u003cp data-start=\"1715\" data-end=\"1753\"\u003eMovement: Quartz (Grand Seiko 95xx series)\u003c\/p\u003e\n\u003cp data-start=\"1755\" data-end=\"1782\"\u003eFunctions:\u003cbr data-start=\"1766\" data-end=\"1769\"\u003eTime, Date\u003c\/p\u003e\n\u003cp data-start=\"1784\" data-end=\"1804\"\u003eCase: Stainless Steel\u003c\/p\u003e\n\u003cp data-start=\"1806\" data-end=\"1892\"\u003eDimensions:\u003cbr data-start=\"1811\" data-end=\"1814\"\u003eDiameter: approx. 37 mm (without crown)\u003cbr data-start=\"1849\" data-end=\"1852\"\u003eHeight: approx. 7 mm\u003cbr data-start=\"1866\" data-end=\"1869\"\u003eLug-to-Lug: approx. 41 mm\u003c\/p\u003e\n\u003cp data-start=\"1894\" data-end=\"1941\"\u003eBracelet: Original Grand Seiko stainless steel bracelet\u003c\/p\u003e\n\u003cp data-start=\"1943\" data-end=\"1958\"\u003eWeight: 80 g\u003c\/p\u003e\n\u003cp data-start=\"1960\" data-end=\"2012\"\u003eCrown: Original GS crown (logo damaged)\u003c\/p\u003e\n\u003ch2 data-section-id=\"1p4v2li\" data-start=\"2019\" data-end=\"2029\"\u003eCondition\u003c\/h2\u003e\n\u003cul data-start=\"2031\" data-end=\"2386\"\u003e\n\n\u003cli data-section-id=\"uw9yz5\" data-start=\"2031\" data-end=\"2056\"\u003eOverall good vintage condition\u003c\/li\u003e\n\n\u003cli data-section-id=\"tqlvt8\" data-start=\"2057\" data-end=\"2108\"\u003e\u003cstrong data-start=\"2059\" data-end=\"2106\"\u003eFully serviced in Japan in October 2025\u003c\/strong\u003e\u003c\/li\u003e\n\n\u003cli data-section-id=\"odhj31\" data-start=\"2109\" data-end=\"2165\"\u003eCase with normal age-related signs of wear\u003c\/li\u003e\n\n\u003cli data-section-id=\"o7dqlt\" data-start=\"2166\" data-end=\"2210\"\u003eOriginal GS bracelet in good condition\u003c\/li\u003e\n\n\u003cli data-section-id=\"1895p38\" data-start=\"2211\" data-end=\"2280\"\u003eDial with slight patina on the outer edge (visually harmonious)\u003c\/li\u003e\n\n\u003cli data-section-id=\"ii3g4c\" data-start=\"2281\" data-end=\"2324\"\u003eGS logo on the crown slightly damaged\u003c\/li\u003e\n\n\u003cli data-section-id=\"13nvw39\" data-start=\"2325\" data-end=\"2386\"\u003eOverall harmonious, authentic impression\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"gg23d3\" data-start=\"2393\" data-end=\"2427\"\u003eClassification \u0026amp; Collector's Perspective\u003c\/h2\u003e\n\u003cp data-start=\"2429\" data-end=\"2479\"\u003eThis reference is particularly interesting due to:\u003c\/p\u003e\n\u003cul data-start=\"2481\" data-end=\"2650\"\u003e\n\n\u003cli data-section-id=\"6zj7b5\" data-start=\"2481\" data-end=\"2516\"\u003eEarly Grand Seiko quartz technology\u003c\/li\u003e\n\n\u003cli data-section-id=\"1fgq6mv\" data-start=\"2517\" data-end=\"2544\"\u003eExtremely flat design\u003c\/li\u003e\n\n\u003cli data-section-id=\"106p1sv\" data-start=\"2545\" data-end=\"2587\"\u003eClassic integrated 1970s design\u003c\/li\u003e\n\n\u003cli data-section-id=\"1ac3lfb\" data-start=\"2588\" data-end=\"2613\"\u003eOriginal GS bracelet\u003c\/li\u003e\n\n\u003cli data-section-id=\"8efl0z\" data-start=\"2614\" data-end=\"2650\"\u003eDocumented fresh overhaul\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp data-start=\"2652\" data-end=\"2789\"\u003eThe combination of \u003cstrong data-start=\"2679\" data-end=\"2720\"\u003eultra-thin profile + fresh overhaul\u003c\/strong\u003e makes it a very easily wearable vintage Grand Seiko.\u003c\/p\u003e\n\u003ch2 data-section-id=\"uxyh68\" data-start=\"2796\" data-end=\"2832\"\u003eHistorical Context: Grand Seiko\u003c\/h2\u003e\n\u003cp data-start=\"2834\" data-end=\"2944\"\u003eGrand Seiko was founded in 1960 with the goal of producing the most precise and finely crafted watches in Japan.\u003c\/p\u003e\n\u003cp data-start=\"2946\" data-end=\"3030\"\u003eAfter the quartz revolution, Seiko consistently applied this standard to quartz models:\u003c\/p\u003e\n\u003cul data-start=\"3032\" data-end=\"3119\"\u003e\n\n\u003cli data-section-id=\"vwi7th\" data-start=\"3032\" data-end=\"3059\"\u003eHighest accuracy\u003c\/li\u003e\n\n\u003cli data-section-id=\"gmom71\" data-start=\"3060\" data-end=\"3087\"\u003eElaborate craftsmanship\u003c\/li\u003e\n\n\u003cli data-section-id=\"1amt1dx\" data-start=\"3088\" data-end=\"3119\"\u003eFunctional, clear design\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp data-start=\"3121\" data-end=\"3180\"\u003eThis watch is a typical example of this transitional phase.\u003c\/p\u003e\n\u003cp data-start=\"3187\" data-end=\"3367\"\u003e\u003cstrong data-start=\"3187\" data-end=\"3217\"\u003eWarranty (used)\u003c\/strong\u003e\u003cbr data-start=\"3217\" data-end=\"3220\"\u003eThis is a used item. The limitation period for claims for defects (statutory warranty) is 12 months from delivery.\u003c\/p\u003e\n\u003cp data-start=\"3369\" data-end=\"3571\"\u003e\u003cstrong data-start=\"3369\" data-end=\"3380\"\u003eNote\u003c\/strong\u003e\u003cbr data-start=\"3380\" data-end=\"3383\"\u003eAs this is a used watch, no water resistance can be guaranteed. To protect the movement, the watch should not come into contact with water or moisture.\u003c\/p\u003e","brand":"Vintage \u0026 JDM (Japan Domestic Market)","offers":[{"title":"Default Title","offer_id":53117375447378,"sku":"A208","price":949.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0911\/3908\/0530\/files\/355714E9-8541-44B0-AE1F-F6609DB36CA9.jpg?v=1775243395","url":"https:\/\/japanese-microbrands.com\/en\/products\/grand-seiko-9587-8000-ultra-flat-quartz-november-1989-originalband-frisch-revidiert","provider":"Japanese Microbrands - Mario Lenke","version":"1.0","type":"link"}